.nav-map {
  width: 16.67%;
  max-width: 200px;
  user-select: none;
  color: #9c9c9c;
  text-align: center;
  vertical-align: top;
  display: table-cell;
  word-wrap: break-word;
  word-break: break-all;
  position: relative;
  letter-spacing: 1px;
  border-right: 8px solid #f7f7f7;
  background: #fff;
  padding-top: 10px;
  .space{
    height: 300px;
  }
  >ul {
    /* position: absolute;
    left: 0;
    right: 8px; */
    height: 100%;
  }
  a {
    text-decoration: none;
    display: inline-block;
    position: relative;
    z-index: 1;
    color: inherit;
    width: 100%;
    padding: 6px 0;
  }
  .main_menu {
    background: #fff;
    font-size: 18px;
    position: relative;
    overflow: hidden;
    margin-top: 10px;
    cursor: pointer;
    &:first-child {
      margin-top: 0;
    }
    &:before {
      content: ' ';
      position: absolute;
      left: 50%;
      top: 50%;
      width: 2px;
      height: 2px;
      background-color: #f3f3f3;
      border-radius: 50%;
      transition: all .2s ease;
      opacity: 0;
    }
    &:not(.choice):hover {
      &:before {
        transform: scale(100);
        opacity: 1;
      }
    }
    &.choice {
      background: #44B549;
      color: #fff;
      cursor: default;
    }
    .text {
      vertical-align: middle;
      font-size: 16px;
    }
    .iconfont {
      font-size: 20px;
      vertical-align: middle;
      margin: 0 18px 0 0;
    }
  }
  .collapse_arrow {
    transition: all .4s ease;
    font-size: 24px;
    line-height: 1;
  }
}

.nav-map .main_menu.cs_dat .collapse_arrow {
  transform: rotate(180deg);
  -webkit-transform: rotate(180deg);
}

.nav-map .panel-collapse .panel-body {
  padding: 10px;
  text-align: center;
  border-bottom: 1px solid #E7E7EB;
  position: relative;
  overflow: hidden;
  z-index: 1;
  transition: all .3s ease;
  -webkit-transition: all .3s ease;
  display: block;
  text-decoration: none;
  color: inherit;
}

.nav-map .panel-collapse .panel-body.choice {
  background: #fff;
  border-left: 2px solid #44B549;
  color: #44B549;
  margin-right: -4px;
  border-right: 6px solid #fff;
  cursor: default;
}